1 /*
2  * Copyright (c) 2016 Maxime Ripard. All rights reserved.
3  *
4  * This software is licensed under the terms of the GNU General Public
5  * License version 2, as published by the Free Software Foundation, and
6  * may be copied, distributed, and modified under those terms.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  */
13 
14 #include <linux/clk-provider.h>
15 #include <linux/of_address.h>
16 #include <linux/platform_device.h>
17 
18 #include "ccu_common.h"
19 #include "ccu_reset.h"
20 
21 #include "ccu_div.h"
22 #include "ccu_gate.h"
23 #include "ccu_mp.h"
24 #include "ccu_mult.h"
25 #include "ccu_nk.h"
26 #include "ccu_nkm.h"
27 #include "ccu_nkmp.h"
28 #include "ccu_nm.h"
29 #include "ccu_phase.h"
30 
31 #include "ccu-sun50i-a64.h"
32 
33 static struct ccu_nkmp pll_cpux_clk = {
34 	.enable		= BIT(31),
35 	.lock		= BIT(28),
36 	.n		= _SUNXI_CCU_MULT(8, 5),
37 	.k		= _SUNXI_CCU_MULT(4, 2),
38 	.m		= _SUNXI_CCU_DIV(0, 2),
39 	.p		= _SUNXI_CCU_DIV_MAX(16, 2, 4),
40 	.common		= {
41 		.reg		= 0x000,
42 		.hw.init	= CLK_HW_INIT("pll-cpux",
43 					      "osc24M",
44 					      &ccu_nkmp_ops,
45 					      CLK_SET_RATE_UNGATE),
46 	},
47 };
48 
49 /*
50  * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
51  * the base (2x, 4x and 8x), and one variable divider (the one true
52  * pll audio).
53  *
54  * We don't have any need for the variable divider for now, so we just
55  * hardcode it to match with the clock names
56  */
57 #define SUN50I_A64_PLL_AUDIO_REG	0x008
58 
59 static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
60 				   "osc24M", 0x008,
61 				   8, 7,	/* N */
62 				   0, 5,	/* M */
63 				   BIT(31),	/* gate */
64 				   BIT(28),	/* lock */
65 				   CLK_SET_RATE_UNGATE);
66 
67 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video0_clk, "pll-video0",
68 					"osc24M", 0x010,
69 					8, 7,		/* N */
70 					0, 4,		/* M */
71 					BIT(24),	/* frac enable */
72 					BIT(25),	/* frac select */
73 					270000000,	/* frac rate 0 */
74 					297000000,	/* frac rate 1 */
75 					BIT(31),	/* gate */
76 					BIT(28),	/* lock */
77 					CLK_SET_RATE_UNGATE);
78 
79 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
80 					"osc24M", 0x018,
81 					8, 7,		/* N */
82 					0, 4,		/* M */
83 					BIT(24),	/* frac enable */
84 					BIT(25),	/* frac select */
85 					270000000,	/* frac rate 0 */
86 					297000000,	/* frac rate 1 */
87 					BIT(31),	/* gate */
88 					BIT(28),	/* lock */
89 					CLK_SET_RATE_UNGATE);
90 
91 static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
92 				    "osc24M", 0x020,
93 				    8, 5,	/* N */
94 				    4, 2,	/* K */
95 				    0, 2,	/* M */
96 				    BIT(31),	/* gate */
97 				    BIT(28),	/* lock */
98 				    CLK_SET_RATE_UNGATE);
99 
100 static struct ccu_nk pll_periph0_clk = {
101 	.enable		= BIT(31),
102 	.lock		= BIT(28),
103 	.n		= _SUNXI_CCU_MULT(8, 5),
104 	.k		= _SUNXI_CCU_MULT_MIN(4, 2, 2),
105 	.fixed_post_div	= 2,
106 	.common		= {
107 		.reg		= 0x028,
108 		.features	= CCU_FEATURE_FIXED_POSTDIV,
109 		.hw.init	= CLK_HW_INIT("pll-periph0", "osc24M",
110 					      &ccu_nk_ops, CLK_SET_RATE_UNGATE),
111 	},
112 };
113 
114 static struct ccu_nk pll_periph1_clk = {
115 	.enable		= BIT(31),
116 	.lock		= BIT(28),
117 	.n		= _SUNXI_CCU_MULT(8, 5),
118 	.k		= _SUNXI_CCU_MULT_MIN(4, 2, 2),
119 	.fixed_post_div	= 2,
120 	.common		= {
121 		.reg		= 0x02c,
122 		.features	= CCU_FEATURE_FIXED_POSTDIV,
123 		.hw.init	= CLK_HW_INIT("pll-periph1", "osc24M",
124 					      &ccu_nk_ops, CLK_SET_RATE_UNGATE),
125 	},
126 };
127 
128 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video1_clk, "pll-video1",
129 					"osc24M", 0x030,
130 					8, 7,		/* N */
131 					0, 4,		/* M */
132 					BIT(24),	/* frac enable */
133 					BIT(25),	/* frac select */
134 					270000000,	/* frac rate 0 */
135 					297000000,	/* frac rate 1 */
136 					BIT(31),	/* gate */
137 					BIT(28),	/* lock */
138 					CLK_SET_RATE_UNGATE);
139 
140 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
141 					"osc24M", 0x038,
142 					8, 7,		/* N */
143 					0, 4,		/* M */
144 					BIT(24),	/* frac enable */
145 					BIT(25),	/* frac select */
146 					270000000,	/* frac rate 0 */
147 					297000000,	/* frac rate 1 */
148 					BIT(31),	/* gate */
149 					BIT(28),	/* lock */
150 					CLK_SET_RATE_UNGATE);
151 
152 /*
153  * The output function can be changed to something more complex that
154  * we do not handle yet.
155  *
156  * Hardcode the mode so that we don't fall in that case.
157  */
158 #define SUN50I_A64_PLL_MIPI_REG		0x040
159 
160 static struct ccu_nkm pll_mipi_clk = {
161 	/*
162 	 * The bit 23 and 22 are called "LDO{1,2}_EN" on the SoC's
163 	 * user manual, and by experiments the PLL doesn't work without
164 	 * these bits toggled.
165 	 */
166 	.enable		= BIT(31) | BIT(23) | BIT(22),
167 	.lock		= BIT(28),
168 	.n		= _SUNXI_CCU_MULT(8, 4),
169 	.k		= _SUNXI_CCU_MULT_MIN(4, 2, 2),
170 	.m		= _SUNXI_CCU_DIV(0, 4),
171 	.common		= {
172 		.reg		= 0x040,
173 		.hw.init	= CLK_HW_INIT("pll-mipi", "pll-video0",
174 					      &ccu_nkm_ops, CLK_SET_RATE_UNGATE),
175 	},
176 };
177 
178 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_hsic_clk, "pll-hsic",
179 					"osc24M", 0x044,
180 					8, 7,		/* N */
181 					0, 4,		/* M */
182 					BIT(24),	/* frac enable */
183 					BIT(25),	/* frac select */
184 					270000000,	/* frac rate 0 */
185 					297000000,	/* frac rate 1 */
186 					BIT(31),	/* gate */
187 					BIT(28),	/* lock */
188 					CLK_SET_RATE_UNGATE);
189 
190 static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_de_clk, "pll-de",
191 					"osc24M", 0x048,
192 					8, 7,		/* N */
193 					0, 4,		/* M */
194 					BIT(24),	/* frac enable */
195 					BIT(25),	/* frac select */
196 					270000000,	/* frac rate 0 */
197 					297000000,	/* frac rate 1 */
198 					BIT(31),	/* gate */
199 					BIT(28),	/* lock */
200 					CLK_SET_RATE_UNGATE);
201 
202 static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
203 				   "osc24M", 0x04c,
204 				   8, 7,	/* N */
205 				   0, 2,	/* M */
206 				   BIT(31),	/* gate */
207 				   BIT(28),	/* lock */
208 				   CLK_SET_RATE_UNGATE);
209 
210 static const char * const cpux_parents[] = { "osc32k", "osc24M",
211 					     "pll-cpux", "pll-cpux" };
212 static SUNXI_CCU_MUX(cpux_clk, "cpux", cpux_parents,
213 		     0x050, 16, 2, CLK_SET_RATE_PARENT | CLK_IS_CRITICAL);
214 
215 static SUNXI_CCU_M(axi_clk, "axi", "cpux", 0x050, 0, 2, 0);
216 
217 static const char * const ahb1_parents[] = { "osc32k", "osc24M",
218 					     "axi", "pll-periph0" };
219 static const struct ccu_mux_var_prediv ahb1_predivs[] = {
220 	{ .index = 3, .shift = 6, .width = 2 },
221 };
222 static struct ccu_div ahb1_clk = {
223 	.div		= _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
224 
225 	.mux		= {
226 		.shift	= 12,
227 		.width	= 2,
228 
229 		.var_predivs	= ahb1_predivs,
230 		.n_var_predivs	= ARRAY_SIZE(ahb1_predivs),
231 	},
232 
233 	.common		= {
234 		.reg		= 0x054,
235 		.features	= CCU_FEATURE_VARIABLE_PREDIV,
236 		.hw.init	= CLK_HW_INIT_PARENTS("ahb1",
237 						      ahb1_parents,
238 						      &ccu_div_ops,
239 						      0),
240 	},
241 };
242 
243 static struct clk_div_table apb1_div_table[] = {
244 	{ .val = 0, .div = 2 },
245 	{ .val = 1, .div = 2 },
246 	{ .val = 2, .div = 4 },
247 	{ .val = 3, .div = 8 },
248 	{ /* Sentinel */ },
249 };
250 static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1",
251 			   0x054, 8, 2, apb1_div_table, 0);
252 
253 static const char * const apb2_parents[] = { "osc32k", "osc24M",
254 					     "pll-periph0-2x",
255 					     "pll-periph0-2x" };
256 static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058,
257 			     0, 5,	/* M */
258 			     16, 2,	/* P */
259 			     24, 2,	/* mux */
260 			     0);
261 
262 static const char * const ahb2_parents[] = { "ahb1", "pll-periph0" };
263 static const struct ccu_mux_fixed_prediv ahb2_fixed_predivs[] = {
264 	{ .index = 1, .div = 2 },
265 };
266 static struct ccu_mux ahb2_clk = {
267 	.mux		= {
268 		.shift	= 0,
269 		.width	= 1,
270 		.fixed_predivs	= ahb2_fixed_predivs,
271 		.n_predivs	= ARRAY_SIZE(ahb2_fixed_predivs),
272 	},
273 
274 	.common		= {
275 		.reg		= 0x05c,
276 		.features	= CCU_FEATURE_FIXED_PREDIV,
277 		.hw.init	= CLK_HW_INIT_PARENTS("ahb2",
278 						      ahb2_parents,
279 						      &ccu_mux_ops,
280 						      0),
281 	},
282 };
283 
284 static SUNXI_CCU_GATE(bus_mipi_dsi_clk,	"bus-mipi-dsi",	"ahb1",
285 		      0x060, BIT(1), 0);
286 static SUNXI_CCU_GATE(bus_ce_clk,	"bus-ce",	"ahb1",
287 		      0x060, BIT(5), 0);
288 static SUNXI_CCU_GATE(bus_dma_clk,	"bus-dma",	"ahb1",
289 		      0x060, BIT(6), 0);
290 static SUNXI_CCU_GATE(bus_mmc0_clk,	"bus-mmc0",	"ahb1",
291 		      0x060, BIT(8), 0);
292 static SUNXI_CCU_GATE(bus_mmc1_clk,	"bus-mmc1",	"ahb1",
293 		      0x060, BIT(9), 0);
294 static SUNXI_CCU_GATE(bus_mmc2_clk,	"bus-mmc2",	"ahb1",
295 		      0x060, BIT(10), 0);
296 static SUNXI_CCU_GATE(bus_nand_clk,	"bus-nand",	"ahb1",
297 		      0x060, BIT(13), 0);
298 static SUNXI_CCU_GATE(bus_dram_clk,	"bus-dram",	"ahb1",
299 		      0x060, BIT(14), 0);
300 static SUNXI_CCU_GATE(bus_emac_clk,	"bus-emac",	"ahb2",
301 		      0x060, BIT(17), 0);
302 static SUNXI_CCU_GATE(bus_ts_clk,	"bus-ts",	"ahb1",
303 		      0x060, BIT(18), 0);
304 static SUNXI_CCU_GATE(bus_hstimer_clk,	"bus-hstimer",	"ahb1",
305 		      0x060, BIT(19), 0);
306 static SUNXI_CCU_GATE(bus_spi0_clk,	"bus-spi0",	"ahb1",
307 		      0x060, BIT(20), 0);
308 static SUNXI_CCU_GATE(bus_spi1_clk,	"bus-spi1",	"ahb1",
309 		      0x060, BIT(21), 0);
310 static SUNXI_CCU_GATE(bus_otg_clk,	"bus-otg",	"ahb1",
311 		      0x060, BIT(23), 0);
312 static SUNXI_CCU_GATE(bus_ehci0_clk,	"bus-ehci0",	"ahb1",
313 		      0x060, BIT(24), 0);
314 static SUNXI_CCU_GATE(bus_ehci1_clk,	"bus-ehci1",	"ahb2",
315 		      0x060, BIT(25), 0);
316 static SUNXI_CCU_GATE(bus_ohci0_clk,	"bus-ohci0",	"ahb1",
317 		      0x060, BIT(28), 0);
318 static SUNXI_CCU_GATE(bus_ohci1_clk,	"bus-ohci1",	"ahb2",
319 		      0x060, BIT(29), 0);
320 
321 static SUNXI_CCU_GATE(bus_ve_clk,	"bus-ve",	"ahb1",
322 		      0x064, BIT(0), 0);
323 static SUNXI_CCU_GATE(bus_tcon0_clk,	"bus-tcon0",	"ahb1",
324 		      0x064, BIT(3), 0);
325 static SUNXI_CCU_GATE(bus_tcon1_clk,	"bus-tcon1",	"ahb1",
326 		      0x064, BIT(4), 0);
327 static SUNXI_CCU_GATE(bus_deinterlace_clk,	"bus-deinterlace",	"ahb1",
328 		      0x064, BIT(5), 0);
329 static SUNXI_CCU_GATE(bus_csi_clk,	"bus-csi",	"ahb1",
330 		      0x064, BIT(8), 0);
331 static SUNXI_CCU_GATE(bus_hdmi_clk,	"bus-hdmi",	"ahb1",
332 		      0x064, BIT(11), 0);
333 static SUNXI_CCU_GATE(bus_de_clk,	"bus-de",	"ahb1",
334 		      0x064, BIT(12), 0);
335 static SUNXI_CCU_GATE(bus_gpu_clk,	"bus-gpu",	"ahb1",
336 		      0x064, BIT(20), 0);
337 static SUNXI_CCU_GATE(bus_msgbox_clk,	"bus-msgbox",	"ahb1",
338 		      0x064, BIT(21), 0);
339 static SUNXI_CCU_GATE(bus_spinlock_clk,	"bus-spinlock",	"ahb1",
340 		      0x064, BIT(22), 0);
341 
342 static SUNXI_CCU_GATE(bus_codec_clk,	"bus-codec",	"apb1",
343 		      0x068, BIT(0), 0);
344 static SUNXI_CCU_GATE(bus_spdif_clk,	"bus-spdif",	"apb1",
345 		      0x068, BIT(1), 0);
346 static SUNXI_CCU_GATE(bus_pio_clk,	"bus-pio",	"apb1",
347 		      0x068, BIT(5), 0);
348 static SUNXI_CCU_GATE(bus_ths_clk,	"bus-ths",	"apb1",
349 		      0x068, BIT(8), 0);
350 static SUNXI_CCU_GATE(bus_i2s0_clk,	"bus-i2s0",	"apb1",
351 		      0x068, BIT(12), 0);
352 static SUNXI_CCU_GATE(bus_i2s1_clk,	"bus-i2s1",	"apb1",
353 		      0x068, BIT(13), 0);
354 static SUNXI_CCU_GATE(bus_i2s2_clk,	"bus-i2s2",	"apb1",
355 		      0x068, BIT(14), 0);
356 
357 static SUNXI_CCU_GATE(bus_i2c0_clk,	"bus-i2c0",	"apb2",
358 		      0x06c, BIT(0), 0);
359 static SUNXI_CCU_GATE(bus_i2c1_clk,	"bus-i2c1",	"apb2",
360 		      0x06c, BIT(1), 0);
361 static SUNXI_CCU_GATE(bus_i2c2_clk,	"bus-i2c2",	"apb2",
362 		      0x06c, BIT(2), 0);
363 static SUNXI_CCU_GATE(bus_scr_clk,	"bus-scr",	"apb2",
364 		      0x06c, BIT(5), 0);
365 static SUNXI_CCU_GATE(bus_uart0_clk,	"bus-uart0",	"apb2",
366 		      0x06c, BIT(16), 0);
367 static SUNXI_CCU_GATE(bus_uart1_clk,	"bus-uart1",	"apb2",
368 		      0x06c, BIT(17), 0);
369 static SUNXI_CCU_GATE(bus_uart2_clk,	"bus-uart2",	"apb2",
370 		      0x06c, BIT(18), 0);
371 static SUNXI_CCU_GATE(bus_uart3_clk,	"bus-uart3",	"apb2",
372 		      0x06c, BIT(19), 0);
373 static SUNXI_CCU_GATE(bus_uart4_clk,	"bus-uart4",	"apb2",
374 		      0x06c, BIT(20), 0);
375 
376 static SUNXI_CCU_GATE(bus_dbg_clk,	"bus-dbg",	"ahb1",
377 		      0x070, BIT(7), 0);
378 
379 static struct clk_div_table ths_div_table[] = {
380 	{ .val = 0, .div = 1 },
381 	{ .val = 1, .div = 2 },
382 	{ .val = 2, .div = 4 },
383 	{ .val = 3, .div = 6 },
384 	{ /* Sentinel */ },
385 };
386 static const char * const ths_parents[] = { "osc24M" };
387 static struct ccu_div ths_clk = {
388 	.enable	= BIT(31),
389 	.div	= _SUNXI_CCU_DIV_TABLE(0, 2, ths_div_table),
390 	.mux	= _SUNXI_CCU_MUX(24, 2),
391 	.common	= {
392 		.reg		= 0x074,
393 		.hw.init	= CLK_HW_INIT_PARENTS("ths",
394 						      ths_parents,
395 						      &ccu_div_ops,
396 						      0),
397 	},
398 };
399 
400 static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0",
401 						     "pll-periph1" };
402 static SUNXI_CCU_MP_WITH_MUX_GATE(nand_clk, "nand", mod0_default_parents, 0x080,
403 				  0, 4,		/* M */
404 				  16, 2,	/* P */
405 				  24, 2,	/* mux */
406 				  BIT(31),	/* gate */
407 				  0);
408 
409 /*
410  * MMC clocks are the new timing mode (see A83T & H3) variety, but without
411  * the mode switch. This means they have a 2x post divider between the clock
412  * and the MMC module. This is not documented in the manual, but is taken
413  * into consideration when setting the mmc module clocks in the BSP kernel.
414  * Without it, MMC performance is degraded.
415  *
416  * We model it here to be consistent with other SoCs supporting this mode.
417  * The alternative would be to add the 2x multiplier when setting the MMC
418  * module clock in the MMC driver, just for the A64.
419  */
420 static const char * const mmc_default_parents[] = { "osc24M", "pll-periph0-2x",
421 						    "pll-periph1-2x" };
422 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0",
423 					  mmc_default_parents, 0x088,
424 					  0, 4,		/* M */
425 					  16, 2,	/* P */
426 					  24, 2,	/* mux */
427 					  BIT(31),	/* gate */
428 					  2,		/* post-div */
429 					  0);
430 
431 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1",
432 					  mmc_default_parents, 0x08c,
433 					  0, 4,		/* M */
434 					  16, 2,	/* P */
435 					  24, 2,	/* mux */
436 					  BIT(31),	/* gate */
437 					  2,		/* post-div */
438 					  0);
439 
440 static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2",
441 					  mmc_default_parents, 0x090,
442 					  0, 4,		/* M */
443 					  16, 2,	/* P */
444 					  24, 2,	/* mux */
445 					  BIT(31),	/* gate */
446 					  2,		/* post-div */
447 					  0);
448 
449 static const char * const ts_parents[] = { "osc24M", "pll-periph0", };
450 static SUNXI_CCU_MP_WITH_MUX_GATE(ts_clk, "ts", ts_parents, 0x098,
451 				  0, 4,		/* M */
452 				  16, 2,	/* P */
453 				  24, 4,	/* mux */
454 				  BIT(31),	/* gate */
455 				  0);
456 
457 static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", mmc_default_parents, 0x09c,
458 				  0, 4,		/* M */
459 				  16, 2,	/* P */
460 				  24, 2,	/* mux */
461 				  BIT(31),	/* gate */
462 				  0);
463 
464 static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0,
465 				  0, 4,		/* M */
466 				  16, 2,	/* P */
467 				  24, 2,	/* mux */
468 				  BIT(31),	/* gate */
469 				  0);
470 
471 static SUNXI_CCU_MP_WITH_MUX_GATE(spi1_clk, "spi1", mod0_default_parents, 0x0a4,
472 				  0, 4,		/* M */
473 				  16, 2,	/* P */
474 				  24, 2,	/* mux */
475 				  BIT(31),	/* gate */
476 				  0);
477 
478 static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
479 					    "pll-audio-2x", "pll-audio" };
480 static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
481 			       0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
482 
483 static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
484 			       0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
485 
486 static SUNXI_CCU_MUX_WITH_GATE(i2s2_clk, "i2s2", i2s_parents,
487 			       0x0b8, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
488 
489 static SUNXI_CCU_M_WITH_GATE(spdif_clk, "spdif", "pll-audio",
490 			     0x0c0, 0, 4, BIT(31), CLK_SET_RATE_PARENT);
491 
492 static SUNXI_CCU_GATE(usb_phy0_clk,	"usb-phy0",	"osc24M",
493 		      0x0cc, BIT(8), 0);
494 static SUNXI_CCU_GATE(usb_phy1_clk,	"usb-phy1",	"osc24M",
495 		      0x0cc, BIT(9), 0);
496 static SUNXI_CCU_GATE(usb_hsic_clk,	"usb-hsic",	"pll-hsic",
497 		      0x0cc, BIT(10), 0);
498 static SUNXI_CCU_GATE(usb_hsic_12m_clk,	"usb-hsic-12M",	"osc12M",
499 		      0x0cc, BIT(11), 0);
500 static SUNXI_CCU_GATE(usb_ohci0_clk,	"usb-ohci0",	"osc12M",
501 		      0x0cc, BIT(16), 0);
502 static SUNXI_CCU_GATE(usb_ohci1_clk,	"usb-ohci1",	"usb-ohci0",
503 		      0x0cc, BIT(17), 0);
504 
505 static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1" };
506 static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
507 			    0x0f4, 0, 4, 20, 2, CLK_IS_CRITICAL);
508 
509 static SUNXI_CCU_GATE(dram_ve_clk,	"dram-ve",	"dram",
510 		      0x100, BIT(0), 0);
511 static SUNXI_CCU_GATE(dram_csi_clk,	"dram-csi",	"dram",
512 		      0x100, BIT(1), 0);
513 static SUNXI_CCU_GATE(dram_deinterlace_clk,	"dram-deinterlace",	"dram",
514 		      0x100, BIT(2), 0);
515 static SUNXI_CCU_GATE(dram_ts_clk,	"dram-ts",	"dram",
516 		      0x100, BIT(3), 0);
517 
518 static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" };
519 static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
520 				 0x104, 0, 4, 24, 3, BIT(31), 0);
521 
522 static const char * const tcon0_parents[] = { "pll-mipi", "pll-video0-2x" };
523 static const u8 tcon0_table[] = { 0, 2, };
524 static SUNXI_CCU_MUX_TABLE_WITH_GATE(tcon0_clk, "tcon0", tcon0_parents,
525 				     tcon0_table, 0x118, 24, 3, BIT(31),
526 				     CLK_SET_RATE_PARENT);
527 
528 static const char * const tcon1_parents[] = { "pll-video0", "pll-video1" };
529 static const u8 tcon1_table[] = { 0, 2, };
530 static struct ccu_div tcon1_clk = {
531 	.enable		= BIT(31),
532 	.div		= _SUNXI_CCU_DIV(0, 4),
533 	.mux		= _SUNXI_CCU_MUX_TABLE(24, 2, tcon1_table),
534 	.common		= {
535 		.reg		= 0x11c,
536 		.hw.init	= CLK_HW_INIT_PARENTS("tcon1",
537 						      tcon1_parents,
538 						      &ccu_div_ops,
539 						      CLK_SET_RATE_PARENT),
540 	},
541 };
542 
543 static const char * const deinterlace_parents[] = { "pll-periph0", "pll-periph1" };
544 static SUNXI_CCU_M_WITH_MUX_GATE(deinterlace_clk, "deinterlace", deinterlace_parents,
545 				 0x124, 0, 4, 24, 3, BIT(31), 0);
546 
547 static SUNXI_CCU_GATE(csi_misc_clk,	"csi-misc",	"osc24M",
548 		      0x130, BIT(31), 0);
549 
550 static const char * const csi_sclk_parents[] = { "pll-periph0", "pll-periph1" };
551 static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents,
552 				 0x134, 16, 4, 24, 3, BIT(31), 0);
553 
554 static const char * const csi_mclk_parents[] = { "osc24M", "pll-video1", "pll-periph1" };
555 static SUNXI_CCU_M_WITH_MUX_GATE(csi_mclk_clk, "csi-mclk", csi_mclk_parents,
556 				 0x134, 0, 5, 8, 3, BIT(15), 0);
557 
558 static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
559 			     0x13c, 16, 3, BIT(31), 0);
560 
561 static SUNXI_CCU_GATE(ac_dig_clk,	"ac-dig",	"pll-audio",
562 		      0x140, BIT(31), CLK_SET_RATE_PARENT);
563 
564 static SUNXI_CCU_GATE(ac_dig_4x_clk,	"ac-dig-4x",	"pll-audio-4x",
565 		      0x140, BIT(30), CLK_SET_RATE_PARENT);
566 
567 static SUNXI_CCU_GATE(avs_clk,		"avs",		"osc24M",
568 		      0x144, BIT(31), 0);
569 
570 static const char * const hdmi_parents[] = { "pll-video0", "pll-video1" };
571 static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", hdmi_parents,
572 				 0x150, 0, 4, 24, 2, BIT(31), CLK_SET_RATE_PARENT);
573 
574 static SUNXI_CCU_GATE(hdmi_ddc_clk,	"hdmi-ddc",	"osc24M",
575 		      0x154, BIT(31), 0);
576 
577 static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x",
578 						 "pll-ddr0", "pll-ddr1" };
579 static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents,
580 				 0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL);
581 
582 static const char * const dsi_dphy_parents[] = { "pll-video0", "pll-periph0" };
583 static const u8 dsi_dphy_table[] = { 0, 2, };
584 static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy",
585 				       dsi_dphy_parents, dsi_dphy_table,
586 				       0x168, 0, 4, 8, 2, BIT(15), CLK_SET_RATE_PARENT);
587 
588 static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
589 			     0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
590 
591 /* Fixed Factor clocks */
592 static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
593 
594 /* We hardcode the divider to 4 for now */
595 static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
596 			"pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
597 static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
598 			"pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
599 static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
600 			"pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
601 static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
602 			"pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
603 static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
604 			"pll-periph0", 1, 2, 0);
605 static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
606 			"pll-periph1", 1, 2, 0);
607 static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
608 			"pll-video0", 1, 2, CLK_SET_RATE_PARENT);
609 
610 static struct ccu_common *sun50i_a64_ccu_clks[] = {
611 	&pll_cpux_clk.common,
612 	&pll_audio_base_clk.common,
613 	&pll_video0_clk.common,
614 	&pll_ve_clk.common,
615 	&pll_ddr0_clk.common,
616 	&pll_periph0_clk.common,
617 	&pll_periph1_clk.common,
618 	&pll_video1_clk.common,
619 	&pll_gpu_clk.common,
620 	&pll_mipi_clk.common,
621 	&pll_hsic_clk.common,
622 	&pll_de_clk.common,
623 	&pll_ddr1_clk.common,
624 	&cpux_clk.common,
625 	&axi_clk.common,
626 	&ahb1_clk.common,
627 	&apb1_clk.common,
628 	&apb2_clk.common,
629 	&ahb2_clk.common,
630 	&bus_mipi_dsi_clk.common,
631 	&bus_ce_clk.common,
632 	&bus_dma_clk.common,
633 	&bus_mmc0_clk.common,
634 	&bus_mmc1_clk.common,
635 	&bus_mmc2_clk.common,
636 	&bus_nand_clk.common,
637 	&bus_dram_clk.common,
638 	&bus_emac_clk.common,
639 	&bus_ts_clk.common,
640 	&bus_hstimer_clk.common,
641 	&bus_spi0_clk.common,
642 	&bus_spi1_clk.common,
643 	&bus_otg_clk.common,
644 	&bus_ehci0_clk.common,
645 	&bus_ehci1_clk.common,
646 	&bus_ohci0_clk.common,
647 	&bus_ohci1_clk.common,
648 	&bus_ve_clk.common,
649 	&bus_tcon0_clk.common,
650 	&bus_tcon1_clk.common,
651 	&bus_deinterlace_clk.common,
652 	&bus_csi_clk.common,
653 	&bus_hdmi_clk.common,
654 	&bus_de_clk.common,
655 	&bus_gpu_clk.common,
656 	&bus_msgbox_clk.common,
657 	&bus_spinlock_clk.common,
658 	&bus_codec_clk.common,
659 	&bus_spdif_clk.common,
660 	&bus_pio_clk.common,
661 	&bus_ths_clk.common,
662 	&bus_i2s0_clk.common,
663 	&bus_i2s1_clk.common,
664 	&bus_i2s2_clk.common,
665 	&bus_i2c0_clk.common,
666 	&bus_i2c1_clk.common,
667 	&bus_i2c2_clk.common,
668 	&bus_scr_clk.common,
669 	&bus_uart0_clk.common,
670 	&bus_uart1_clk.common,
671 	&bus_uart2_clk.common,
672 	&bus_uart3_clk.common,
673 	&bus_uart4_clk.common,
674 	&bus_dbg_clk.common,
675 	&ths_clk.common,
676 	&nand_clk.common,
677 	&mmc0_clk.common,
678 	&mmc1_clk.common,
679 	&mmc2_clk.common,
680 	&ts_clk.common,
681 	&ce_clk.common,
682 	&spi0_clk.common,
683 	&spi1_clk.common,
684 	&i2s0_clk.common,
685 	&i2s1_clk.common,
686 	&i2s2_clk.common,
687 	&spdif_clk.common,
688 	&usb_phy0_clk.common,
689 	&usb_phy1_clk.common,
690 	&usb_hsic_clk.common,
691 	&usb_hsic_12m_clk.common,
692 	&usb_ohci0_clk.common,
693 	&usb_ohci1_clk.common,
694 	&dram_clk.common,
695 	&dram_ve_clk.common,
696 	&dram_csi_clk.common,
697 	&dram_deinterlace_clk.common,
698 	&dram_ts_clk.common,
699 	&de_clk.common,
700 	&tcon0_clk.common,
701 	&tcon1_clk.common,
702 	&deinterlace_clk.common,
703 	&csi_misc_clk.common,
704 	&csi_sclk_clk.common,
705 	&csi_mclk_clk.common,
706 	&ve_clk.common,
707 	&ac_dig_clk.common,
708 	&ac_dig_4x_clk.common,
709 	&avs_clk.common,
710 	&hdmi_clk.common,
711 	&hdmi_ddc_clk.common,
712 	&mbus_clk.common,
713 	&dsi_dphy_clk.common,
714 	&gpu_clk.common,
715 };
716 
717 static struct clk_hw_onecell_data sun50i_a64_hw_clks = {
718 	.hws	= {
719 		[CLK_OSC_12M]		= &osc12M_clk.hw,
720 		[CLK_PLL_CPUX]		= &pll_cpux_clk.common.hw,
721 		[CLK_PLL_AUDIO_BASE]	= &pll_audio_base_clk.common.hw,
722 		[CLK_PLL_AUDIO]		= &pll_audio_clk.hw,
723 		[CLK_PLL_AUDIO_2X]	= &pll_audio_2x_clk.hw,
724 		[CLK_PLL_AUDIO_4X]	= &pll_audio_4x_clk.hw,
725 		[CLK_PLL_AUDIO_8X]	= &pll_audio_8x_clk.hw,
726 		[CLK_PLL_VIDEO0]	= &pll_video0_clk.common.hw,
727 		[CLK_PLL_VIDEO0_2X]	= &pll_video0_2x_clk.hw,
728 		[CLK_PLL_VE]		= &pll_ve_clk.common.hw,
729 		[CLK_PLL_DDR0]		= &pll_ddr0_clk.common.hw,
730 		[CLK_PLL_PERIPH0]	= &pll_periph0_clk.common.hw,
731 		[CLK_PLL_PERIPH0_2X]	= &pll_periph0_2x_clk.hw,
732 		[CLK_PLL_PERIPH1]	= &pll_periph1_clk.common.hw,
733 		[CLK_PLL_PERIPH1_2X]	= &pll_periph1_2x_clk.hw,
734 		[CLK_PLL_VIDEO1]	= &pll_video1_clk.common.hw,
735 		[CLK_PLL_GPU]		= &pll_gpu_clk.common.hw,
736 		[CLK_PLL_MIPI]  	= &pll_mipi_clk.common.hw,
737 		[CLK_PLL_HSIC]		= &pll_hsic_clk.common.hw,
738 		[CLK_PLL_DE]		= &pll_de_clk.common.hw,
739 		[CLK_PLL_DDR1]		= &pll_ddr1_clk.common.hw,
740 		[CLK_CPUX]		= &cpux_clk.common.hw,
741 		[CLK_AXI]		= &axi_clk.common.hw,
742 		[CLK_AHB1]		= &ahb1_clk.common.hw,
743 		[CLK_APB1]		= &apb1_clk.common.hw,
744 		[CLK_APB2]		= &apb2_clk.common.hw,
745 		[CLK_AHB2]		= &ahb2_clk.common.hw,
746 		[CLK_BUS_MIPI_DSI]	= &bus_mipi_dsi_clk.common.hw,
747 		[CLK_BUS_CE]		= &bus_ce_clk.common.hw,
748 		[CLK_BUS_DMA]		= &bus_dma_clk.common.hw,
749 		[CLK_BUS_MMC0]		= &bus_mmc0_clk.common.hw,
750 		[CLK_BUS_MMC1]		= &bus_mmc1_clk.common.hw,
751 		[CLK_BUS_MMC2]		= &bus_mmc2_clk.common.hw,
752 		[CLK_BUS_NAND]		= &bus_nand_clk.common.hw,
753 		[CLK_BUS_DRAM]		= &bus_dram_clk.common.hw,
754 		[CLK_BUS_EMAC]		= &bus_emac_clk.common.hw,
755 		[CLK_BUS_TS]		= &bus_ts_clk.common.hw,
756 		[CLK_BUS_HSTIMER]	= &bus_hstimer_clk.common.hw,
757 		[CLK_BUS_SPI0]		= &bus_spi0_clk.common.hw,
758 		[CLK_BUS_SPI1]		= &bus_spi1_clk.common.hw,
759 		[CLK_BUS_OTG]		= &bus_otg_clk.common.hw,
760 		[CLK_BUS_EHCI0]		= &bus_ehci0_clk.common.hw,
761 		[CLK_BUS_EHCI1]		= &bus_ehci1_clk.common.hw,
762 		[CLK_BUS_OHCI0]		= &bus_ohci0_clk.common.hw,
763 		[CLK_BUS_OHCI1]		= &bus_ohci1_clk.common.hw,
764 		[CLK_BUS_VE]		= &bus_ve_clk.common.hw,
765 		[CLK_BUS_TCON0]		= &bus_tcon0_clk.common.hw,
766 		[CLK_BUS_TCON1]		= &bus_tcon1_clk.common.hw,
767 		[CLK_BUS_DEINTERLACE]	= &bus_deinterlace_clk.common.hw,
768 		[CLK_BUS_CSI]		= &bus_csi_clk.common.hw,
769 		[CLK_BUS_HDMI]		= &bus_hdmi_clk.common.hw,
770 		[CLK_BUS_DE]		= &bus_de_clk.common.hw,
771 		[CLK_BUS_GPU]		= &bus_gpu_clk.common.hw,
772 		[CLK_BUS_MSGBOX]	= &bus_msgbox_clk.common.hw,
773 		[CLK_BUS_SPINLOCK]	= &bus_spinlock_clk.common.hw,
774 		[CLK_BUS_CODEC]		= &bus_codec_clk.common.hw,
775 		[CLK_BUS_SPDIF]		= &bus_spdif_clk.common.hw,
776 		[CLK_BUS_PIO]		= &bus_pio_clk.common.hw,
777 		[CLK_BUS_THS]		= &bus_ths_clk.common.hw,
778 		[CLK_BUS_I2S0]		= &bus_i2s0_clk.common.hw,
779 		[CLK_BUS_I2S1]		= &bus_i2s1_clk.common.hw,
780 		[CLK_BUS_I2S2]		= &bus_i2s2_clk.common.hw,
781 		[CLK_BUS_I2C0]		= &bus_i2c0_clk.common.hw,
782 		[CLK_BUS_I2C1]		= &bus_i2c1_clk.common.hw,
783 		[CLK_BUS_I2C2]		= &bus_i2c2_clk.common.hw,
784 		[CLK_BUS_UART0]		= &bus_uart0_clk.common.hw,
785 		[CLK_BUS_UART1]		= &bus_uart1_clk.common.hw,
786 		[CLK_BUS_UART2]		= &bus_uart2_clk.common.hw,
787 		[CLK_BUS_UART3]		= &bus_uart3_clk.common.hw,
788 		[CLK_BUS_UART4]		= &bus_uart4_clk.common.hw,
789 		[CLK_BUS_SCR]		= &bus_scr_clk.common.hw,
790 		[CLK_BUS_DBG]		= &bus_dbg_clk.common.hw,
791 		[CLK_THS]		= &ths_clk.common.hw,
792 		[CLK_NAND]		= &nand_clk.common.hw,
793 		[CLK_MMC0]		= &mmc0_clk.common.hw,
794 		[CLK_MMC1]		= &mmc1_clk.common.hw,
795 		[CLK_MMC2]		= &mmc2_clk.common.hw,
796 		[CLK_TS]		= &ts_clk.common.hw,
797 		[CLK_CE]		= &ce_clk.common.hw,
798 		[CLK_SPI0]		= &spi0_clk.common.hw,
799 		[CLK_SPI1]		= &spi1_clk.common.hw,
800 		[CLK_I2S0]		= &i2s0_clk.common.hw,
801 		[CLK_I2S1]		= &i2s1_clk.common.hw,
802 		[CLK_I2S2]		= &i2s2_clk.common.hw,
803 		[CLK_SPDIF]		= &spdif_clk.common.hw,
804 		[CLK_USB_PHY0]		= &usb_phy0_clk.common.hw,
805 		[CLK_USB_PHY1]		= &usb_phy1_clk.common.hw,
806 		[CLK_USB_HSIC]		= &usb_hsic_clk.common.hw,
807 		[CLK_USB_HSIC_12M]	= &usb_hsic_12m_clk.common.hw,
808 		[CLK_USB_OHCI0]		= &usb_ohci0_clk.common.hw,
809 		[CLK_USB_OHCI1]		= &usb_ohci1_clk.common.hw,
810 		[CLK_DRAM]		= &dram_clk.common.hw,
811 		[CLK_DRAM_VE]		= &dram_ve_clk.common.hw,
812 		[CLK_DRAM_CSI]		= &dram_csi_clk.common.hw,
813 		[CLK_DRAM_DEINTERLACE]	= &dram_deinterlace_clk.common.hw,
814 		[CLK_DRAM_TS]		= &dram_ts_clk.common.hw,
815 		[CLK_DE]		= &de_clk.common.hw,
816 		[CLK_TCON0]		= &tcon0_clk.common.hw,
817 		[CLK_TCON1]		= &tcon1_clk.common.hw,
818 		[CLK_DEINTERLACE]	= &deinterlace_clk.common.hw,
819 		[CLK_CSI_MISC]		= &csi_misc_clk.common.hw,
820 		[CLK_CSI_SCLK]		= &csi_sclk_clk.common.hw,
821 		[CLK_CSI_MCLK]		= &csi_mclk_clk.common.hw,
822 		[CLK_VE]		= &ve_clk.common.hw,
823 		[CLK_AC_DIG]		= &ac_dig_clk.common.hw,
824 		[CLK_AC_DIG_4X]		= &ac_dig_4x_clk.common.hw,
825 		[CLK_AVS]		= &avs_clk.common.hw,
826 		[CLK_HDMI]		= &hdmi_clk.common.hw,
827 		[CLK_HDMI_DDC]		= &hdmi_ddc_clk.common.hw,
828 		[CLK_MBUS]		= &mbus_clk.common.hw,
829 		[CLK_DSI_DPHY]		= &dsi_dphy_clk.common.hw,
830 		[CLK_GPU]		= &gpu_clk.common.hw,
831 	},
832 	.num	= CLK_NUMBER,
833 };
834 
835 static struct ccu_reset_map sun50i_a64_ccu_resets[] = {
836 	[RST_USB_PHY0]		=  { 0x0cc, BIT(0) },
837 	[RST_USB_PHY1]		=  { 0x0cc, BIT(1) },
838 	[RST_USB_HSIC]		=  { 0x0cc, BIT(2) },
839 
840 	[RST_DRAM]		=  { 0x0f4, BIT(31) },
841 	[RST_MBUS]		=  { 0x0fc, BIT(31) },
842 
843 	[RST_BUS_MIPI_DSI]	=  { 0x2c0, BIT(1) },
844 	[RST_BUS_CE]		=  { 0x2c0, BIT(5) },
845 	[RST_BUS_DMA]		=  { 0x2c0, BIT(6) },
846 	[RST_BUS_MMC0]		=  { 0x2c0, BIT(8) },
847 	[RST_BUS_MMC1]		=  { 0x2c0, BIT(9) },
848 	[RST_BUS_MMC2]		=  { 0x2c0, BIT(10) },
849 	[RST_BUS_NAND]		=  { 0x2c0, BIT(13) },
850 	[RST_BUS_DRAM]		=  { 0x2c0, BIT(14) },
851 	[RST_BUS_EMAC]		=  { 0x2c0, BIT(17) },
852 	[RST_BUS_TS]		=  { 0x2c0, BIT(18) },
853 	[RST_BUS_HSTIMER]	=  { 0x2c0, BIT(19) },
854 	[RST_BUS_SPI0]		=  { 0x2c0, BIT(20) },
855 	[RST_BUS_SPI1]		=  { 0x2c0, BIT(21) },
856 	[RST_BUS_OTG]		=  { 0x2c0, BIT(23) },
857 	[RST_BUS_EHCI0]		=  { 0x2c0, BIT(24) },
858 	[RST_BUS_EHCI1]		=  { 0x2c0, BIT(25) },
859 	[RST_BUS_OHCI0]		=  { 0x2c0, BIT(28) },
860 	[RST_BUS_OHCI1]		=  { 0x2c0, BIT(29) },
861 
862 	[RST_BUS_VE]		=  { 0x2c4, BIT(0) },
863 	[RST_BUS_TCON0]		=  { 0x2c4, BIT(3) },
864 	[RST_BUS_TCON1]		=  { 0x2c4, BIT(4) },
865 	[RST_BUS_DEINTERLACE]	=  { 0x2c4, BIT(5) },
866 	[RST_BUS_CSI]		=  { 0x2c4, BIT(8) },
867 	[RST_BUS_HDMI0]		=  { 0x2c4, BIT(10) },
868 	[RST_BUS_HDMI1]		=  { 0x2c4, BIT(11) },
869 	[RST_BUS_DE]		=  { 0x2c4, BIT(12) },
870 	[RST_BUS_GPU]		=  { 0x2c4, BIT(20) },
871 	[RST_BUS_MSGBOX]	=  { 0x2c4, BIT(21) },
872 	[RST_BUS_SPINLOCK]	=  { 0x2c4, BIT(22) },
873 	[RST_BUS_DBG]		=  { 0x2c4, BIT(31) },
874 
875 	[RST_BUS_LVDS]		=  { 0x2c8, BIT(0) },
876 
877 	[RST_BUS_CODEC]		=  { 0x2d0, BIT(0) },
878 	[RST_BUS_SPDIF]		=  { 0x2d0, BIT(1) },
879 	[RST_BUS_THS]		=  { 0x2d0, BIT(8) },
880 	[RST_BUS_I2S0]		=  { 0x2d0, BIT(12) },
881 	[RST_BUS_I2S1]		=  { 0x2d0, BIT(13) },
882 	[RST_BUS_I2S2]		=  { 0x2d0, BIT(14) },
883 
884 	[RST_BUS_I2C0]		=  { 0x2d8, BIT(0) },
885 	[RST_BUS_I2C1]		=  { 0x2d8, BIT(1) },
886 	[RST_BUS_I2C2]		=  { 0x2d8, BIT(2) },
887 	[RST_BUS_SCR]		=  { 0x2d8, BIT(5) },
888 	[RST_BUS_UART0]		=  { 0x2d8, BIT(16) },
889 	[RST_BUS_UART1]		=  { 0x2d8, BIT(17) },
890 	[RST_BUS_UART2]		=  { 0x2d8, BIT(18) },
891 	[RST_BUS_UART3]		=  { 0x2d8, BIT(19) },
892 	[RST_BUS_UART4]		=  { 0x2d8, BIT(20) },
893 };
894 
895 static const struct sunxi_ccu_desc sun50i_a64_ccu_desc = {
896 	.ccu_clks	= sun50i_a64_ccu_clks,
897 	.num_ccu_clks	= ARRAY_SIZE(sun50i_a64_ccu_clks),
898 
899 	.hw_clks	= &sun50i_a64_hw_clks,
900 
901 	.resets		= sun50i_a64_ccu_resets,
902 	.num_resets	= ARRAY_SIZE(sun50i_a64_ccu_resets),
903 };
904 
905 static struct ccu_pll_nb sun50i_a64_pll_cpu_nb = {
906 	.common	= &pll_cpux_clk.common,
907 	/* copy from pll_cpux_clk */
908 	.enable	= BIT(31),
909 	.lock	= BIT(28),
910 };
911 
912 static struct ccu_mux_nb sun50i_a64_cpu_nb = {
913 	.common		= &cpux_clk.common,
914 	.cm		= &cpux_clk.mux,
915 	.delay_us	= 1, /* > 8 clock cycles at 24 MHz */
916 	.bypass_index	= 1, /* index of 24 MHz oscillator */
917 };
918 
sun50i_a64_ccu_probe(struct platform_device * pdev)919 static int sun50i_a64_ccu_probe(struct platform_device *pdev)
920 {
921 	struct resource *res;
922 	void __iomem *reg;
923 	u32 val;
924 	int ret;
925 
926 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
927 	reg = devm_ioremap_resource(&pdev->dev, res);
928 	if (IS_ERR(reg))
929 		return PTR_ERR(reg);
930 
931 	/* Force the PLL-Audio-1x divider to 4 */
932 	val = readl(reg + SUN50I_A64_PLL_AUDIO_REG);
933 	val &= ~GENMASK(19, 16);
934 	writel(val | (3 << 16), reg + SUN50I_A64_PLL_AUDIO_REG);
935 
936 	writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
937 
938 	ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a64_ccu_desc);
939 	if (ret)
940 		return ret;
941 
942 	/* Gate then ungate PLL CPU after any rate changes */
943 	ccu_pll_notifier_register(&sun50i_a64_pll_cpu_nb);
944 
945 	/* Reparent CPU during PLL CPU rate changes */
946 	ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk,
947 				  &sun50i_a64_cpu_nb);
948 
949 	return 0;
950 }
951 
952 static const struct of_device_id sun50i_a64_ccu_ids[] = {
953 	{ .compatible = "allwinner,sun50i-a64-ccu" },
954 	{ }
955 };
956 
957 static struct platform_driver sun50i_a64_ccu_driver = {
958 	.probe	= sun50i_a64_ccu_probe,
959 	.driver	= {
960 		.name	= "sun50i-a64-ccu",
961 		.of_match_table	= sun50i_a64_ccu_ids,
962 	},
963 };
964 builtin_platform_driver(sun50i_a64_ccu_driver);
965